web/form.py
author sylvain.thenault@logilab.fr
Fri, 20 Feb 2009 01:50:45 +0100
branchtls-sprint
changeset 887 51e371245bc5
parent 874 90d98d80af82
child 888 603327e9aef4
permissions -rw-r--r--
various fixes to have change state and deletion forms working
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"""abstract form classes for CubicWeb web client
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:organization: Logilab
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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"""
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__docformat__ = "restructuredtext en"
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from warnings import warn
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from simplejson import dumps
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from mx.DateTime import today
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from logilab.common.compat import any
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from logilab.mtconverter import html_escape
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from cubicweb import typed_eid
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from cubicweb.utils import ustrftime
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from cubicweb.selectors import match_form_params
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from cubicweb.view import NOINDEX, NOFOLLOW, View, EntityView, AnyRsetView
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from cubicweb.common.registerers import accepts_registerer
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from cubicweb.web import stdmsgs
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from cubicweb.web.httpcache import NoHTTPCacheManager
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from cubicweb.web.controller import NAV_FORM_PARAMETERS, redirect_params
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from cubicweb.web import INTERNAL_FIELD_VALUE, eid_param
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def relation_id(eid, rtype, target, reid):
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    if target == 'subject':
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        return u'%s:%s:%s' % (eid, rtype, reid)
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    return u'%s:%s:%s' % (reid, rtype, eid)
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def toggable_relation_link(eid, nodeid, label='x'):
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    js = u"javascript: togglePendingDelete('%s', %s);" % (nodeid, html_escape(dumps(eid)))
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    return u'[<a class="handle" href="%s" id="handle%s">%s</a>]' % (js, nodeid, label)
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class FormMixIn(object):
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    """abstract form mix-in"""
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    category = 'form'
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    controller = 'edit'
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    domid = 'entityForm'
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    http_cache_manager = NoHTTPCacheManager
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    add_to_breadcrumbs = False
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    skip_relations = set()
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    def __init__(self, req, rset):
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        super(FormMixIn, self).__init__(req, rset)
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        self.maxrelitems = self.req.property_value('navigation.related-limit')
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        self.maxcomboitems = self.req.property_value('navigation.combobox-limit')
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        self.force_display = not not req.form.get('__force_display')
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        # get validation session data which may have been previously set.
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        # deleting validation errors here breaks form reloading (errors are
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        # no more available), they have to be deleted by application's publish
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        # method on successful commit
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        formurl = req.url()
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        forminfo = req.get_session_data(formurl)
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        if forminfo:
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            req.data['formvalues'] = forminfo['values']
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            req.data['formerrors'] = errex = forminfo['errors']
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            req.data['displayederrors'] = set()
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            # if some validation error occured on entity creation, we have to
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            # get the original variable name from its attributed eid
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            foreid = errex.entity
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            for var, eid in forminfo['eidmap'].items():
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                if foreid == eid:
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                    errex.eid = var
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                    break
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            else:
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                errex.eid = foreid
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    def html_headers(self):
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        """return a list of html headers (eg something to be inserted between
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        <head> and </head> of the returned page
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        by default forms are neither indexed nor followed
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        """
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        return [NOINDEX, NOFOLLOW]
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    def linkable(self):
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        """override since forms are usually linked by an action,
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        so we don't want them to be listed by appli.possible_views
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        """
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        return False
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    @property
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    def limit(self):
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        if self.force_display:
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            return None
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        return self.maxrelitems + 1
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    def need_multipart(self, entity, categories=('primary', 'secondary')):
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        """return a boolean indicating if form's enctype should be multipart
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        """
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        for rschema, _, x in entity.relations_by_category(categories):
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            if entity.get_widget(rschema, x).need_multipart:
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                return True
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        # let's find if any of our inlined entities needs multipart
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        for rschema, targettypes, x in entity.relations_by_category('inlineview'):
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            assert len(targettypes) == 1, \
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                   "I'm not able to deal with several targets and inlineview"
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            ttype = targettypes[0]
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            inlined_entity = self.vreg.etype_class(ttype)(self.req, None, None)
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            for irschema, _, x in inlined_entity.relations_by_category(categories):
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                if inlined_entity.get_widget(irschema, x).need_multipart:
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                    return True
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        return False
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    def error_message(self):
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        """return formatted error message
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        This method should be called once inlined field errors has been consumed
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        """
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        errex = self.req.data.get('formerrors')
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        # get extra errors
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        if errex is not None:
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            errormsg = self.req._('please correct the following errors:')
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            displayed = self.req.data['displayederrors']
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            errors = sorted((field, err) for field, err in errex.errors.items()
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                            if not field in displayed)
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            if errors:
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                if len(errors) > 1:
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                    templstr = '<li>%s</li>\n' 
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                else:
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                    templstr = '&nbsp;%s\n'
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                for field, err in errors:
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                    if field is None:
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                        errormsg += templstr % err
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                    else:
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                        errormsg += templstr % '%s: %s' % (self.req._(field), err)
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                if len(errors) > 1:
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                    errormsg = '<ul>%s</ul>' % errormsg
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            return u'<div class="errorMessage">%s</div>' % errormsg
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        return u''
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    def restore_pending_inserts(self, entity, cell=False):
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        """used to restore edition page as it was before clicking on
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        'search for <some entity type>'
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        """
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        eid = entity.eid
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        cell = cell and "div_insert_" or "tr"
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        pending_inserts = set(self.req.get_pending_inserts(eid))
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        for pendingid in pending_inserts:
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            eidfrom, rtype, eidto = pendingid.split(':')
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            if typed_eid(eidfrom) == entity.eid: # subject
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                label = display_name(self.req, rtype, 'subject')
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                reid = eidto
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            else:
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                label = display_name(self.req, rtype, 'object')
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                reid = eidfrom
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            jscall = "javascript: cancelPendingInsert('%s', '%s', null, %s);" \
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                     % (pendingid, cell, eid)
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            rset = self.req.eid_rset(reid)
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            eview = self.view('text', rset, row=0)
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            # XXX find a clean way to handle baskets
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            if rset.description[0][0] == 'Basket':
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                eview = '%s (%s)' % (eview, display_name(self.req, 'Basket'))
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            yield rtype, pendingid, jscall, label, reid, eview
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    def force_display_link(self):
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        return (u'<span class="invisible">' 
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                u'[<a href="javascript: window.location.href+=\'&amp;__force_display=1\'">%s</a>]'
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                u'</span>' % self.req._('view all'))
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    def relations_table(self, entity):
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        """yiels 3-tuples (rtype, target, related_list)
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        where <related_list> itself a list of :
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          - node_id (will be the entity element's DOM id)
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          - appropriate javascript's togglePendingDelete() function call
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          - status 'pendingdelete' or ''
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          - oneline view of related entity
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        """
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        eid = entity.eid
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        pending_deletes = self.req.get_pending_deletes(eid)
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        # XXX (adim) : quick fix to get Folder relations
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        for label, rschema, target in entity.srelations_by_category(('generic', 'metadata'), 'add'):
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            if rschema in self.skip_relations:
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                continue
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            relatedrset = entity.related(rschema, target, limit=self.limit)
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            toggable_rel_link = self.toggable_relation_link_func(rschema)
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            related = []
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            for row in xrange(relatedrset.rowcount):
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                nodeid = relation_id(eid, rschema, target, relatedrset[row][0])
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                if nodeid in pending_deletes:
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                    status = u'pendingDelete'
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                    label = '+'
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                else:
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                    status = u''
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                    label = 'x'
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                dellink = toggable_rel_link(eid, nodeid, label)
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                eview = self.view('oneline', relatedrset, row=row)
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                related.append((nodeid, dellink, status, eview))
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            yield (rschema, target, related)
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    def toggable_relation_link_func(self, rschema):
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        if not rschema.has_perm(self.req, 'delete'):
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            return lambda x, y, z: u''
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        return toggable_relation_link
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    def redirect_url(self, entity=None):
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        """return a url to use as next direction if there are some information
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        specified in current form params, else return the result the reset_url
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        method which should be defined in concrete classes
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        """
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        rparams = redirect_params(self.req.form)
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        if rparams:
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            return self.build_url('view', **rparams)
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        return self.reset_url(entity)
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    def reset_url(self, entity):
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        raise NotImplementedError('implement me in concrete classes')
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    BUTTON_STR = u'<input class="validateButton" type="submit" name="%s" value="%s" tabindex="%s"/>'
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    ACTION_SUBMIT_STR = u'<input class="validateButton" type="button" onclick="postForm(\'%s\', \'%s\', \'%s\')" value="%s" tabindex="%s"/>'
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    def button_ok(self, label=None, tabindex=None):
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        label = self.req._(label or stdmsgs.BUTTON_OK).capitalize()
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        return self.BUTTON_STR % ('defaultsubmit', label, tabindex or 2)
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    def button_apply(self, label=None, tabindex=None):
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        label = self.req._(label or stdmsgs.BUTTON_APPLY).capitalize()
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        return self.ACTION_SUBMIT_STR % ('__action_apply', label, self.domid,
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                                         label, tabindex or 3)
0
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    def button_delete(self, label=None, tabindex=None):
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        label = self.req._(label or stdmsgs.BUTTON_DELETE).capitalize()
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        return self.ACTION_SUBMIT_STR % ('__action_delete', label, self.domid,
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                                         label, tabindex or 3)
0
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    def button_cancel(self, label=None, tabindex=None):
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        label = self.req._(label or stdmsgs.BUTTON_CANCEL).capitalize()
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        return self.ACTION_SUBMIT_STR % ('__action_cancel', label, self.domid,
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                                         label, tabindex or 4)
0
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    def button_reset(self, label=None, tabindex=None):
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   239
        label = self.req._(label or stdmsgs.BUTTON_CANCEL).capitalize()
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   240
        return u'<input class="validateButton" type="reset" value="%s" tabindex="%s"/>' % (
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            label, tabindex or 4)
844
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###############################################################################
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from cubicweb.common import tags
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# widgets ############
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class FieldWidget(object):
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    def __init__(self, attrs=None):
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        self.attrs = attrs or {}
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    def render(self, form, field):
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        raise NotImplementedError
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class Input(FieldWidget):
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    type = None
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    def render(self, form, field):
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        name, value, attrs = self._render_attrs(form, field)
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        if attrs is None:
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            return tags.input(name=name, value=value)
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        return tags.input(name=name, value=value, type=self.type, **attrs)
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    def _render_attrs(self, form, field):
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        name = form.context[field]['name'] # qualified name
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        value = form.context[field]['value']
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        #fattrs = field.widget_attributes(self)
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        attrs = self.attrs.copy()
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        #attrs.update(fattrs)
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        # XXX id
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        return name, value, attrs
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class TextInput(Input):
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    type = 'text'
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class PasswordInput(Input):
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    type = 'password'
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class FileInput(Input):
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    type = 'file'
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    def _render_attrs(self, form, field):
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        name = form.context[field]['name'] # qualified name
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        return name, None, {}
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class HiddenInput(Input):
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    type = 'hidden'
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class Button(Input):
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    type = 'button'
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class TextArea(FieldWidget):
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    def render(self, form, field):
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        name, value, attrs = self._render_attrs(form, field)
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        if attrs is None:
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            return tags.textarea(value, name=name)
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        return tags.textarea(value, name=name, **attrs)
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class Select(FieldWidget):
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    def __init__(self, vocabulary=()):
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        self.vocabulary = ()
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    def render(self, form, field):
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        name, value, attrs = self._render_attrs(form, field)
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        if self.vocabulary:
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            # static vocabulary defined in form definition
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            vocab = self.vocabulary
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        else:
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            vocab = form.get_vocabulary(field)
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        options = []
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        for label, value in vocab:
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            options.append(tags.option(label, value=value))
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        if attrs is None:
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            return tags.select(name=name, options=options)
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        return tags.select(name=name, options=options, **attrs)
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class CheckBox(FieldWidget):
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    def _render_attrs(self, form, field):
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        name, value, attrs = super(CheckBox, self)._render_attrs(form, field)
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        if value:
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            attrs['checked'] = u'checked'
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        return name, None, attrs
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class Radio(FieldWidget):
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    pass
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class DateTimePicker(TextInput):
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    monthnames = ("january", "february", "march", "april",
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                  "may", "june", "july", "august",
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                  "september", "october", "november", "december")
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    daynames = ("monday", "tuesday", "wednesday", "thursday",
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                "friday", "saturday", "sunday")
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    @classmethod
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    def add_localized_infos(cls, req):
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        """inserts JS variables defining localized months and days"""
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        # import here to avoid dependancy from cubicweb-common to simplejson
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        _ = req._
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        monthnames = [_(mname) for mname in cls.monthnames]
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        daynames = [_(dname) for dname in cls.daynames]
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        req.html_headers.define_var('MONTHNAMES', monthnames)
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        req.html_headers.define_var('DAYNAMES', daynames)
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    def render(self, form, field):
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        txtwidget = super(DateTimePicker, self).render(form, field)
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        cal_button = self._render_calendar_popup(form, field)
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        return txtwidget + cal_button
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    def _render_calendar_popup(self, form, field):
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        req = form.req
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        value = form.context[field]['rawvalue']
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        inputid = form.context[field]['id']
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        helperid = '%shelper' % inputid
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        if not value:
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            value = today()
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        year, month = value.year, value.month
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        onclick = "toggleCalendar('%s', '%s', %s, %s);" % (
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            helperid, inputid, year, month)
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        return (u"""<a onclick="toggleCalendar('%s', '%s', %s, %s);" class="calhelper">
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<img src="%s" title="%s" alt="" /></a><div class="calpopup hidden" id="%s"></div>"""
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                % (helperid, inputid, year, month,
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                   req.external_resource('CALENDAR_ICON'),
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                   req._('calendar'), helperid) )
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# fields ############
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class Field(object):
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    """field class is introduced to control what's displayed in edition form
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    """
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    widget = TextInput
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    needs_multipart = False
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    creation_rank = 0
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    def __init__(self, name=None, id=None, label=None,
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                 widget=None, required=False, initial=None, help=None,
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                 eidparam=False):
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        self.required = required
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        if widget is not None:
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            self.widget = widget
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        if isinstance(self.widget, type):
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            self.widget = self.widget()
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        self.name = name
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        self.label = label or name
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        self.id = id or name
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        self.initial = initial
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        self.help = help
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        self.eidparam = eidparam
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        # global fields ordering in forms
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        Field.creation_rank += 1
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    def set_name(self, name):
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        self.name = name
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   399
        if not self.id:
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   400
            self.id = name
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   401
        if not self.label:
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   402
            self.label = name
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   403
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   404
    def format_value(self, req, value):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   405
        return unicode(value)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   406
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   407
    def render(self, form):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   408
        return self.widget.render(form, self)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   409
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   410
class StringField(Field):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   411
    def __init__(self, max_length=None, **kwargs):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   412
        super(StringField, self).__init__(**kwargs)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   413
        self.max_length = max_length
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   414
        
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   415
class TextField(Field):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   416
    widget = TextArea
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   417
    def __init__(self, row=None, col=None, **kwargs):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   418
        super(TextField, self).__init__(**kwargs)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   419
        self.row = row
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   420
        self.col = col
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   421
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   422
class RichTextField(Field):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   423
    pass
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   424
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   425
class IntField(Field):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   426
    def __init__(self, min=None, max=None, **kwargs):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   427
        super(IntField, self).__init__(**kwargs)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   428
        self.min = min
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   429
        self.max = max
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   430
864
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   431
class FloatField(IntField):    
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   432
    def format_value(self, req, value):
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   433
        formatstr = entity.req.property_value('ui.float-format')
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   434
        if value is None:
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   435
            return u''
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   436
        return formatstr % float(value)
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   437
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   438
class DateField(StringField):
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   439
    propname = 'ui.date-format'
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   440
    
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   441
    def format_value(self, req, value):
864
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   442
        return value and ustrftime(value, req.property_value(self.propname)) or u''
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   443
864
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   444
class DateTimeField(DateField):
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   445
    propname = 'ui.datetime-format'
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   446
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   447
    
864
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   448
class FileField(StringField):
e0947007542a basic implementation of Date / Float fields
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 863
diff changeset
   449
    needs_multipart = True
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   450
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   451
class HiddenInitialValueField(Field):
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   452
    def __init__(self, visible_field, name):
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   453
        super(HiddenInitialValueField, self).__init__(name=name,
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   454
                                                      widget=HiddenInput)
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   455
        self.visible_field = visible_field
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   456
                 
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   457
class RelationField(Field):
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   458
    def __init__(self, role='subject', **kwargs):
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   459
        super(RelationField, self).__init__(**kwargs)
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   460
        self.role = role
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   461
        
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   462
# forms ############
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   463
class metafieldsform(type):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   464
    def __new__(mcs, name, bases, classdict):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   465
        allfields = []
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   466
        for base in bases:
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   467
            if hasattr(base, '_fields_'):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   468
                allfields += base._fields_
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   469
        clsfields = (item for item in classdict.items()
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   470
                     if isinstance(item[1], Field))
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   471
        for fieldname, field in sorted(clsfields, key=lambda x: x[1].creation_rank):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   472
            if not field.name:
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   473
                field.set_name(fieldname)
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   474
            allfields.append(field)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   475
        classdict['_fields_'] = allfields
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   476
        return super(metafieldsform, mcs).__new__(mcs, name, bases, classdict)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   477
    
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   478
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   479
class FieldsForm(FormMixIn):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   480
    __metaclass__ = metafieldsform
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   481
    
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   482
    def __init__(self, req, domid=None, title=None, action='edit',
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   483
                 onsubmit="return freezeFormButtons('%s');",
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   484
                 cssclass=None, cssstyle=None, cwtarget=None, buttons=None,
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   485
                 redirect_path=None, set_error_url=True, copy_nav_params=False):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   486
        self.req = req
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   487
        self.domid = domid or 'form'
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   488
        self.title = title
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   489
        self.action = action
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   490
        self.onsubmit = onsubmit
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   491
        self.cssclass = cssclass
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   492
        self.cssstyle = cssstyle
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   493
        self.cwtarget = cwtarget
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   494
        self.redirect_path = redirect_path
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   495
        self.fields = list(self.__class__._fields_)
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   496
        if set_error_url:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   497
            self.form_add_hidden('__errorurl', req.url())
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   498
        if copy_nav_params:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   499
            for param in NAV_FORM_PARAMETERS:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   500
                value = req.form.get(param)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   501
                if value:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   502
                    self.form_add_hidden('__errorurl', initial=value)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   503
        self.buttons = buttons or []
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   504
        self.context = {}
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   505
        
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   506
    @property
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   507
    def form_needs_multipart(self):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   508
        return any(field.needs_multipart for field in self.fields) 
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   509
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   510
    def form_add_hidden(self, name, value=None, **kwargs):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   511
        self.fields.append(TextField(name=name, widget=HiddenInput,
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   512
                                     initial=value, **kwargs))
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   513
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   514
    def form_render(self, **values):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   515
        renderer = values.pop('renderer', FormRenderer())
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   516
        return renderer.render(self, values)
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   517
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   518
    def form_build_context(self, values):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   519
        self.context = context = {}
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   520
        # on validation error, we get a dictionnary of previously submitted values
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   521
        previous_values = self.req.data.get('formvalues')
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   522
        if previous_values:
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   523
            values.update(previous_values)
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   524
        for field in self.fields:
867
14a79faa3a56 fix implementation errors import DateTimePicker
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 865
diff changeset
   525
            value = self.form_field_value(field, values)
14a79faa3a56 fix implementation errors import DateTimePicker
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 865
diff changeset
   526
            context[field] = {'value': field.format_value(self.req, value),
14a79faa3a56 fix implementation errors import DateTimePicker
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 865
diff changeset
   527
                              'rawvalue': value,
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   528
                              'name': self.form_field_name(field),
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   529
                              'id': self.form_field_id(field),
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   530
                              }
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   531
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   532
    def form_field_value(self, field, values):
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   533
        """looks for field's value in
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   534
        1. kw args given to render_form (including previously submitted form
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   535
           values if any)
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   536
        2. req.form
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   537
        3. field's initial value
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   538
        """
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   539
        if field.name in values:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   540
            value = values[field.name]
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   541
        elif field.name in self.req.form:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   542
            value = self.req.form[field.name]
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   543
        else:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   544
            value = field.initial
867
14a79faa3a56 fix implementation errors import DateTimePicker
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 865
diff changeset
   545
        return value # field.format_value(self.req, value) 
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   546
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   547
    def form_field_name(self, field):
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   548
        return field.name
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   549
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   550
    def form_field_id(self, field):
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   551
        return field.id
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   552
   
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   553
    def form_field_vocabulary(self, field):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   554
        raise NotImplementedError
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   555
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   556
    def form_buttons(self):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   557
        return self.buttons
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   558
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   559
   
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   560
class EntityFieldsForm(FieldsForm):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   561
    def __init__(self, *args, **kwargs):
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   562
        kwargs.setdefault('domid', 'entityForm')
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   563
        self.entity = kwargs.pop('entity', None)
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   564
        super(EntityFieldsForm, self).__init__(*args, **kwargs)
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   565
        self.form_add_hidden('__type', eidparam=True)
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   566
        self.form_add_hidden('eid')
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   567
        
874
90d98d80af82 EntityFieldsForm.form_render() doesn't need entity anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 869
diff changeset
   568
    def form_render(self, **values):
90d98d80af82 EntityFieldsForm.form_render() doesn't need entity anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 869
diff changeset
   569
        self.form_add_entity_hiddens(self.entity.e_schema)
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   570
        return super(EntityFieldsForm, self).form_render(**values)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   571
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   572
    def form_add_entity_hiddens(self, eschema):
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   573
        for field in self.fields[:]:
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   574
            fieldname = field.name
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   575
            if fieldname != 'eid' and (
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   576
                (eschema.has_subject_relation(fieldname) or
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   577
                 eschema.has_object_relation(fieldname))):
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   578
                field.eidparam = True
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   579
                self.fields.append(self.form_entity_hidden_field(field))
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   580
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   581
    def form_entity_hidden_field(self, field):
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   582
        """returns the hidden field which will indicate the value
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   583
        before the modification
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   584
        """
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   585
        # Only RelationField has a `role` attribute, others are used
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   586
        # to describe attribute fields => role is 'subject'
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   587
        if getattr(field, 'role', 'subject') == 'subject':
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   588
            name = 'edits-%s' % field.name
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   589
        else:
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   590
            name = 'edito-%s' % field.name
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   591
        return HiddenInitialValueField(field, name=name, eidparam=True)
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   592
        
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   593
    def form_field_value(self, field, values):
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   594
        """look for field's value with the following rules:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   595
        1. handle special __type and eid fields
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   596
        2. looks in kw args given to render_form (including previously submitted
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   597
           form values if any)
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   598
        3. looks in req.form
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   599
        4. if entity has an eid:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   600
             1. looks for an associated attribute / method
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   601
             2. use field's initial value
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   602
           else:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   603
             1. looks for a default_<fieldname> attribute / method on the form
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   604
             2. use field's initial value
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   605
             
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   606
        values found in step 4 may be a callable which'll then be called.
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   607
        """
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   608
        fieldname = field.name
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   609
        if fieldname.startswith('edits-') or fieldname.startswith('edito-'):
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   610
            value = self.form_field_value(field.visible_field, values)
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   611
            if value is None or not self.entity.has_eid():
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   612
                value = INTERNAL_FIELD_VALUE
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   613
        elif fieldname == '__type':
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   614
            value = self.entity.id
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   615
        elif fieldname == 'eid':
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   616
            value = self.entity.eid
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   617
        elif fieldname in values:
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   618
            value = values[fieldname]
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   619
        elif fieldname in self.req.form:
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   620
            value = self.req.form[fieldname]
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   621
        else:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   622
            if self.entity.has_eid():
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   623
                # use value found on the entity or field's initial value if it's
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   624
                # not an attribute of the entity (XXX may conflicts and get
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   625
                # undesired value)
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   626
                value = getattr(self.entity, fieldname, field.initial)
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   627
            else:
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   628
                defaultattr = 'default_%s' % fieldname
848
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   629
                if hasattr(self.entity, defaultattr):
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   630
                    # XXX bw compat, default_<field name> on the entity
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   631
                    warn('found %s on %s, should be set on a specific form'
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   632
                         % (defaultattr, self.entity.id), DeprecationWarning)
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   633
                    value = getattr(self.entity, defaultattr)
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   634
                elif hasattr(self, defaultattr):
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   635
                    # search for default_<field name> on the form instance
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   636
                    value = getattr(self, defaultattr)
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   637
                else:
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   638
                    # use field's initial value
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   639
                    value = field.initial
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   640
            if callable(value):
f5aca5c5f6ca set __errorurl, fix retreiving of field's value
sylvain.thenault@logilab.fr
parents: 847
diff changeset
   641
                values = value()
867
14a79faa3a56 fix implementation errors import DateTimePicker
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 865
diff changeset
   642
        return value # field.format_value(self.req, value) 
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   643
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   644
    def form_field_name(self, field):
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   645
        if field.eidparam:
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   646
            return eid_param(field.name, self.entity.eid)
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   647
        return field.name
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   648
849
8591d896db7e update some prototype, ChangeStateForm
sylvain.thenault@logilab.fr
parents: 848
diff changeset
   649
    def form_field_id(self, field):
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   650
        if field.eidparam:
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   651
            return eid_param(field.id, self.entity.eid)
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   652
        return field.id
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   653
        
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   654
    def form_field_vocabulary(self, field):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   655
        choices = self.vocabfunc(entity)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   656
        if self.sort:
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   657
            choices = sorted(choices)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   658
        if self.rschema.rproperty(self.subjtype, self.objtype, 'internationalizable'):
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   659
            return zip((entity.req._(v) for v in choices), choices)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   660
        return zip(choices, choices)
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   661
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   662
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   663
class MultipleFieldsForm(FieldsForm):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   664
    def __init__(self, *args, **kwargs):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   665
        super(MultipleFieldsForm, self).__init__(*args, **kwargs)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   666
        self.forms = []
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   667
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   668
    def form_add_subform(self, subform):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   669
        self.forms.append(subform)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   670
        
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   671
# form renderers ############
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   672
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   673
class FormRenderer(object):
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   674
    
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   675
    def render(self, form, values):
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   676
        data = []
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   677
        w = data.append
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   678
        # XXX form_needs_multipart
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   679
        w(self.open_form(form))
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   680
        w(u'<div id="progress">%s</div>' % _('validating...'))
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   681
        w(u'<fieldset>')
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   682
        w(tags.input(type='hidden', name='__form_id', value=form.domid))
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   683
        if form.redirect_path:
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   684
            w(tags.input(type='hidden', name='__redirectpath', value=form.redirect_path))
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   685
        self.render_fields(w, form, values)
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   686
        self.render_buttons(w, form)
844
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   687
        w(u'</fieldset>')
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   688
        w(u'</form>')
8ab6f64c3750 start django like forms
sylvain.thenault@logilab.fr
parents: 765
diff changeset
   689
        return '\n'.join(data)
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   690
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   691
    def open_form(self, form):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   692
        if form.form_needs_multipart:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   693
            enctype = 'multipart/form-data'
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   694
        else:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   695
            enctype = 'application/x-www-form-urlencoded'
887
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   696
        tag = ('<form action="%s" methody="post" id="%s" enctype="%s"' % (
51e371245bc5 various fixes to have change state and deletion forms working
sylvain.thenault@logilab.fr
parents: 874
diff changeset
   697
            html_escape(form.action or '#'), form.domid, enctype))
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   698
        if form.onsubmit:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   699
            tag += ' onsubmit="%s"' % html_escape(form.onsubmit)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   700
        if form.cssstyle:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   701
            tag += ' style="%s"' % html_escape(form.cssstyle)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   702
        if form.cssclass:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   703
            tag += ' class="%s"' % html_escape(form.cssclass)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   704
        if form.cwtarget:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   705
            tag += ' cubicweb:target="%s"' % html_escape(form.cwtarget)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   706
        return tag + '>'
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   707
        
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   708
    def render_fields(self, w, form, values):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   709
        form.form_build_context(values)
863
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   710
        fields = form.fields[:]
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   711
        for field in form.fields:
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   712
            if isinstance(field.widget, HiddenInput):
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   713
                w(field.render(form))
4fde01fc39ca restore previous hidden input behaviour (edits- / edito- fields)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 849
diff changeset
   714
                fields.remove(field)
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   715
        if fields:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   716
            w(u'<table>')
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   717
            for field in fields:
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   718
                w(u'<tr>')
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   719
                w('<th>%s</th>' % self.render_label(form, field))
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   720
                w(u'<td style="width:100%;">')
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   721
                w(field.render(form))
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   722
                w(u'</td></tr>')
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   723
            w(u'</table>')
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   724
        for childform in getattr(form, 'forms', []):
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   725
            self.render_fields(w, childform, values)
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   726
            
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   727
    def render_buttons(self, w, form):
869
168ad6d424d1 form to edit multiple entities, use it in DeleteConfForm
sylvain.thenault@logilab.fr
parents: 867
diff changeset
   728
        for button in form.form_buttons():
847
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   729
            w(button)
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   730
        
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   731
    def render_label(self, form, field):
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   732
        label = form.req._(field.label)
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   733
        attrs = {'for': form.context[field]['id']}
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   734
        if field.required:
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   735
            attrs['class'] = 'required'
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   736
        return tags.label(label, **attrs)
27c4ebe90d03 prefixed form methods to avoid potential conflicts with field names, button related method, a bit more serious renderer
sylvain.thenault@logilab.fr
parents: 844
diff changeset
   737